Pen holder shaft with killer whale motif



FIG. 1 is a front right perspective view of the pen holder shaft with killer whale motif showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a rear perspective view thereof;

FIG. 9 is a front elevational view of a second embodiment of my design of FIG. 1; and,

FIG. 10 is a front elevational view of a third embodiment of my design of FIG. 1. 

The ornamental design for a pen holder shaft with killer whale motif, as shown and described. 